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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 01:47:29 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 01:47:29 +0000 |
| commit | 0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d (patch) | |
| tree | a31f07c9bcca9d56ce61e9a1ffd30ef350d513aa /dom/media/webaudio/test/test_oscillatorNode2.html | |
| parent | Initial commit. (diff) | |
| download | firefox-esr-upstream/115.8.0esr.tar.xz firefox-esr-upstream/115.8.0esr.zip | |
Adding upstream version 115.8.0esr.upstream/115.8.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/media/webaudio/test/test_oscillatorNode2.html')
| -rw-r--r-- | dom/media/webaudio/test/test_oscillatorNode2.html | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/dom/media/webaudio/test/test_oscillatorNode2.html b/dom/media/webaudio/test/test_oscillatorNode2.html new file mode 100644 index 0000000000..69a6655ff1 --- /dev/null +++ b/dom/media/webaudio/test/test_oscillatorNode2.html @@ -0,0 +1,53 @@ +<!DOCTYPE HTML> +<html> +<head> + <title>Test OscillatorNode lifetime and sine phase</title> + <script src="/tests/SimpleTest/SimpleTest.js"></script> + <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" /> +</head> +<body> +<pre id="test"> +<script src="webaudio.js" type="text/javascript"></script> +<script class="testbody" type="text/javascript"> + +const signalLength = 2048; + +function createOscillator(context) { + var osc = context.createOscillator(); + osc.start(0); + osc.stop(signalLength/context.sampleRate); + return osc; +} + +function connectUnreferencedOscillator(context, destination) { + var osc = createOscillator(context); + osc.connect(destination); +} + +var gTest = { + length: signalLength, + numberOfChannels: 1, + createGraph(context) { + var blend = context.createGain(); + + connectUnreferencedOscillator(context, blend); + // Test that the unreferenced oscillator remains alive until it has finished. + SpecialPowers.forceGC(); + SpecialPowers.forceCC(); + + // Create another sine wave oscillator in negative time, which should + // cancel when mixed with the unreferenced oscillator. + var oscillator = createOscillator(context); + oscillator.frequency.value = -440; + oscillator.connect(blend); + + return blend; + }, +}; + +runTest(); + +</script> +</pre> +</body> +</html> |